2045562532 has 24 divisors (see below), whose sum is σ = 3918303032. Its totient is φ = 928627200.

The previous prime is 2045562479. The next prime is 2045562539. The reversal of 2045562532 is 2352655402.

It can be written as a sum of positive squares in 4 ways, for example, as 4691556 + 2040870976 = 2166^2 + 45176^2 .

It is not an unprimeable number, because it can be changed into a prime (2045562539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319269 + ... + 325612.

Almost surely, 2^2045562532 is an apocalyptic number.

It is an amenable number.

2045562532 is a deficient number, since it is larger than the sum of its proper divisors (1872740500).

2045562532 is a wasteful number, since it uses less digits than its factorization.

2045562532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644959 (or 644957 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 2045562532 is about 45227.8955070872. The cubic root of 2045562532 is about 1269.4168343740.

The spelling of 2045562532 in words is "two billion, forty-five million, five hundred sixty-two thousand, five hundred thirty-two".